Singapore has arrested a 51-year-old "self-radicalised" man who tried to join Islamic State (IS) in Syria, under an internal security law that allows for detention without trial for two years, the Ministry of Home Affairs said on Wednesday.

Prime Minister Lee Hsien Loong has warned that Singapore, with over 1.3 million foreign workers, may end up in a "tight spot" like Japan if it fails to strike the right balance between birthrate and immigration policies.

Navy Chief Admiral RK Dhowan will leave on a five-day visit to Singapore and Thailand on Monday to consolidate bilateral defense cooperation and explore further avenues in pursuance of India's 'Act East Policy'.

A Singapore teenager who posted a video online deemed offensive to Christians and an obscene image of late leader Lee Kuan Yew will be released after the court sentenced him on Monday to jail time already served.